Table 1 The daily change in the stages of oestrous cycle in female rats after artificial stimulation with a sonic vibration.

From: Simple induction of pseudopregnancy by artificial stimulation using a sonic vibration in rats

Rat no.

Day 0

Day 1

Day 2

Day 3

Day 4

Day 5

Day 6

Day 7

Day 8

Day 9

Day 10

Day 11

Day 12

Day 13

Day 14

Day 15

Day 16

Control

P

E

M

D

P

E

M

D

P

E

M

D

P

E

M

D

P

1

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

D

P

2

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

P

3

P

E

M

D

D

D

D

D

D

D

D

D

D

D

P

4

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

D

P

5

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

D

P

6

P

E

M

D

D

D

D

D

D

D

D

D

D

D

P

7

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

D

P

8

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

P

9

P

E

M

D

D

D

D

D

D

D

D

D

D

D

D

P

10

P

E

M

D

D

D

D

D

D

D

D

D

D

D

P

  1. Stages of oestrus cycle: proestrus (P), oestrus (E), metestrus (M) or dioestrus (D). Artificial stimulation was carried out using females that showed soliciting behaviour at proestrus stage (Day 0). “–“ mean not tested